This Bosmarlin Matte Ceramic Coffee Mug is perfect for office and home use. It has a regular capacity of 13 oz and is made of lead-free, cadmium-free, high quality ceramic, making it sturdy and durable. The big handle prevents the mug from rotating when you hold it, making it easy to grip. The simple and classic design comes in fourteen stylish colors, making it a great gift for any occasion. Plus, it is dishwasher and microwave safe. If you have any problems with the mug, just contact us and we will make every effort to solve it. Enjoy your tea or coffee with this stylish and reliable mug!